/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
var Animal = Container.expand(function () {
	var self = Container.call(this);
	self.animalAsset = null;
	self.setAnimalImage = function (imageId) {
		if (self.animalAsset) {
			self.animalAsset.destroy();
		}
		self.animalAsset = self.attachAsset(imageId, {
			anchorX: 0.5,
			anchorY: 0.5
		});
	};
	// Add update method to prevent TypeError
	self.update = function () {
		// Empty update method to prevent errors
	};
	return self;
});
// AnimalLeft class
var AnimalLeft = Container.expand(function () {
	var self = Container.call(this);
	self.animalAsset = null;
	self.speed = 1; // Speed for left to right movement
	self.startX = -250; // Starting position off left edge
	self.endX = 2048 + 250; // End position off right edge
	self.lastX = 0; // Track previous X position
	// Set the animal image
	self.setAnimalImage = function (imageId) {
		if (self.animalAsset) {
			self.animalAsset.destroy();
		}
		self.animalAsset = self.attachAsset(imageId, {
			anchorX: 0.5,
			anchorY: 0.5
		});
	};
	// Start movement from left to right
	self.startMoving = function () {
		self.x = self.startX;
		self.lastX = self.x;
		// Create movement tween
		tween(self, {
			x: self.endX
		}, {
			duration: 30000,
			// 30 seconds to cross the screen
			easing: tween.linear,
			onFinish: function onFinish() {
				// When animal reaches the end, destroy it
				self.destroy();
			}
		});
	};
	// Update function called every frame
	self.update = function () {
		// Track last position for any transition checks
		self.lastX = self.x;
	};
	return self;
});
// CarrotSlot class for area 2
var CarrotSlot = Container.expand(function () {
	var self = Container.call(this);
	self.slotAsset = self.attachAsset('carrot', {
		anchorX: 0.5,
		anchorY: 1
	});
	var sproutAsset = self.attachAsset('sprout', {
		anchorX: 0.5,
		anchorY: 1,
		alpha: 0,
		scaleX: 0.5,
		scaleY: 0.5
	});
	self.harvested = false;
	self.regrowTime = 1800; // 30 seconds at 60fps
	self.regrowCounter = 0;
	self.fieldIndex = 1; // Area 2
	self.regrowing = false;
	// Show/hide carrot and handle regrow animation
	self.setHarvested = function (harvested) {
		self.harvested = harvested;
		if (harvested) {
			// Hide carrot with animation
			tween(self.slotAsset, {
				alpha: 0,
				scaleX: 0.5,
				scaleY: 0.5
			}, {
				duration: 300,
				easing: tween.easeOut
			});
			// Show sprout with animation
			sproutAsset.alpha = 1;
			sproutAsset.scaleX = 0.1;
			sproutAsset.scaleY = 0.1;
			// Animate sprout appearing
			tween(sproutAsset, {
				scaleX: 0.5,
				scaleY: 0.5
			}, {
				duration: 300,
				easing: tween.easeOut
			});
			self.regrowCounter = self.regrowTime;
			self.regrowing = true;
		} else {
			// Show carrot with animation
			tween(self.slotAsset, {
				alpha: 1,
				scaleX: 1,
				scaleY: 1
			}, {
				duration: 300,
				easing: tween.easeIn
			});
			// Hide sprout with animation
			tween(sproutAsset, {
				alpha: 0
			}, {
				duration: 300,
				easing: tween.easeIn
			});
			self.regrowing = false;
		}
	};
	// Regrow logic
	self.update = function () {
		if (self.harvested && self.regrowing) {
			if (self.regrowCounter > 0) {
				// Animate sprout growing to carrot size
				var t = 1 - self.regrowCounter / self.regrowTime;
				sproutAsset.scaleX = 0.5 + 0.5 * t;
				sproutAsset.scaleY = 0.5 + 0.5 * t;
				self.regrowCounter--;
			}
			if (self.regrowCounter <= 0) {
				// Sprout is now full size, switch back to carrot and allow harvest again
				sproutAsset.scaleX = 1;
				sproutAsset.scaleY = 1;
				self.setHarvested(false);
			}
		}
	};
	// For hit detection
	self.isHarvestable = function () {
		return !self.harvested;
	};
	return self;
});
// Cloud class
var Cloud = Container.expand(function () {
	var self = Container.call(this);
	// Create the cloud asset
	var cloudAsset = self.attachAsset('cloud', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0.8 // Semi-transparent clouds
	});
	// Variables for movement
	self.speed = 0.2; // Very slow speed for smooth movement
	self.lifeTime = 6000; // 100 seconds at 60fps - longer lifetime
	self.lifeCounter = 0; // Track how long cloud has been visible
	self.layer = 0; // Layer for visual depth (0 = front, 1 = back)
	// Initialize cloud
	self.init = function () {
		self.lifeCounter = 0;
		self.alpha = 1;
		// Apply layer-specific settings
		if (self.layer === 1) {
			// Back layer cloud (slightly smaller and more transparent)
			self.scale.set(0.8, 0.8);
			self.alpha = 0.7;
		}
		// Start movement animation using tween
		self.startMoving();
	};
	// Start the left to right movement only
	self.startMoving = function () {
		// Move cloud to the right side of screen
		var targetX = 2048 + cloudAsset.width / 2; // Move past right edge
		// Create the movement tween
		tween(self, {
			x: targetX
		}, {
			duration: 60000,
			// Slower movement - 60 seconds to cross screen
			easing: tween.linear
		});
	};
	// Update function called every frame
	self.update = function () {
		// Increment life counter
		self.lifeCounter++;
		// If cloud has reached the right edge of the screen
		if (self.x >= 2048 + cloudAsset.width / 2) {
			// Stop any existing tweens on this cloud
			tween.stop(self);
			// Fade out animation
			tween(self, {
				alpha: 0
			}, {
				duration: 1000,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					// Remove cloud from game
					self.destroy();
				}
			});
		}
	};
	return self;
});
// EggplantSlot class for area 4
var EggplantSlot = Container.expand(function () {
	var self = Container.call(this);
	self.slotAsset = self.attachAsset('eggplant', {
		anchorX: 0.5,
		anchorY: 1
	});
	var sproutAsset = self.attachAsset('sprout', {
		anchorX: 0.5,
		anchorY: 1,
		alpha: 0,
		scaleX: 0.5,
		scaleY: 0.5
	});
	self.harvested = false;
	self.regrowTime = 1800; // 30 seconds at 60fps
	self.regrowCounter = 0;
	self.fieldIndex = 3; // Area 4
	self.regrowing = false;
	// Show/hide eggplant and handle regrow animation
	self.setHarvested = function (harvested) {
		self.harvested = harvested;
		if (harvested) {
			// Hide eggplant with animation
			tween(self.slotAsset, {
				alpha: 0,
				scaleX: 0.5,
				scaleY: 0.5
			}, {
				duration: 300,
				easing: tween.easeOut
			});
			// Show sprout with animation
			sproutAsset.alpha = 1;
			sproutAsset.scaleX = 0.1;
			sproutAsset.scaleY = 0.1;
			// Animate sprout appearing
			tween(sproutAsset, {
				scaleX: 0.5,
				scaleY: 0.5
			}, {
				duration: 300,
				easing: tween.easeOut
			});
			self.regrowCounter = self.regrowTime;
			self.regrowing = true;
		} else {
			// Show eggplant with animation
			tween(self.slotAsset, {
				alpha: 1,
				scaleX: 1,
				scaleY: 1
			}, {
				duration: 300,
				easing: tween.easeIn
			});
			// Hide sprout with animation
			tween(sproutAsset, {
				alpha: 0
			}, {
				duration: 300,
				easing: tween.easeIn
			});
			self.regrowing = false;
		}
	};
	// Regrow logic
	self.update = function () {
		if (self.harvested && self.regrowing) {
			if (self.regrowCounter > 0) {
				// Animate sprout growing to eggplant size
				var t = 1 - self.regrowCounter / self.regrowTime;
				sproutAsset.scaleX = 0.5 + 0.5 * t;
				sproutAsset.scaleY = 0.5 + 0.5 * t;
				self.regrowCounter--;
			}
			if (self.regrowCounter <= 0) {
				// Sprout is now full size, switch back to eggplant and allow harvest again
				sproutAsset.scaleX = 1;
				sproutAsset.scaleY = 1;
				self.setHarvested(false);
			}
		}
	};
	// For hit detection
	self.isHarvestable = function () {
		return !self.harvested;
	};
	return self;
});
// Farmer class
var Farmer = Container.expand(function () {
	var self = Container.call(this);
	// Create animation frames
	var idleFrame = self.attachAsset('farmer', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 1
	});
	// Frame 2 (running)
	var runningFrame = self.attachAsset('farmer_walk', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0
	});
	// Frame 3 (right step)
	var rightStepFrame = self.attachAsset('farmer_walk', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0,
		rotation: 0.1
	});
	self.speed = 18; // px per move
	self.targetX = self.x;
	self.targetY = self.y;
	self.moving = false;
	self.lastMoving = false;
	self.animationTimer = 0;
	self.animationFrame = 0;
	self.frameTime = 18; // 0.3 seconds at 60fps
	// Animation frame switching
	self.switchToFrame = function (frameNum) {
		idleFrame.alpha = 0;
		runningFrame.alpha = 0;
		rightStepFrame.alpha = 0;
		if (frameNum === 0) {
			// Idle
			idleFrame.alpha = 1;
		} else if (frameNum === 1) {
			// Running
			runningFrame.alpha = 1;
		} else if (frameNum === 2) {
			// Right step
			rightStepFrame.alpha = 1;
		}
	};
	// Move farmer towards target
	self.update = function () {
		// Track movement direction and update image
		if (self.moving) {
			var dx = self.targetX - self.x;
			// Check if moving right or left
			if (dx > 0) {
				// Moving right - use player_right asset
				idleFrame.scaleX = 1;
				runningFrame.scaleX = 1;
				rightStepFrame.scaleX = 1;
				// Switch to player_right image
				if (self.currentAsset !== idleFrame || idleFrame.texture !== LK.getAsset('player_right', {}).texture) {
					if (self.currentAsset) {
						self.currentAsset.alpha = 0;
					}
					var rightAsset = LK.getAsset('player_right', {
						anchorX: 0.5,
						anchorY: 0.5
					});
					rightAsset.alpha = 1;
					self.addChild(rightAsset);
					self.currentAsset = rightAsset;
				}
			} else if (dx < 0) {
				// Moving left - use player_left asset
				idleFrame.scaleX = -1;
				runningFrame.scaleX = -1;
				rightStepFrame.scaleX = -1;
				// Switch to player_left image
				if (self.currentAsset !== idleFrame || idleFrame.texture !== LK.getAsset('player_left', {}).texture) {
					if (self.currentAsset) {
						self.currentAsset.alpha = 0;
					}
					var leftAsset = LK.getAsset('player_left', {
						anchorX: 0.5,
						anchorY: 0.5
					});
					leftAsset.alpha = 1;
					self.addChild(leftAsset);
					self.currentAsset = leftAsset;
				}
			}
			// Animation handling
			self.animationTimer++;
			if (self.animationTimer >= self.frameTime) {
				self.animationTimer = 0;
				self.animationFrame = self.animationFrame === 1 ? 2 : 1; // Toggle between frames 1 and 2
				self.switchToFrame(self.animationFrame);
			}
		} else if (!self.moving && self.lastMoving) {
			// Just stopped moving - switch to idle
			self.switchToFrame(0);
		}
		self.lastMoving = self.moving;
		if (!self.moving) return;
		var dx = self.targetX - self.x;
		var dy = self.targetY - self.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		if (dist < self.speed) {
			self.x = self.targetX;
			self.y = self.targetY;
			self.moving = false;
			// Switch to idle frame when stopping
			self.switchToFrame(0);
		} else {
			self.x += self.speed * dx / dist;
			self.y += self.speed * dy / dist;
		}
	};
	// Set movement target
	self.moveTo = function (x, y) {
		self.targetX = x;
		self.targetY = y;
		// Start movement
		if (!self.moving) {
			self.moving = true;
			self.animationFrame = 1;
			self.animationTimer = 0;
			self.switchToFrame(self.animationFrame);
		}
	};
	return self;
});
// Field class
var Field = Container.expand(function () {
	var self = Container.call(this);
	self.index = 0; // 0-3
	self.locked = false;
	self.lockCost = 0;
	self.lockNode = null;
	self.fenceNodes = [];
	self.wheats = [];
	self.unlockBtn = null;
	// Draw fences - Empty implementation to eliminate fences
	self.drawFences = function (x, y, w, h) {
		self.fenceNodes = [];
		// No fences or gates are created
	};
	// Place wheat
	self.placeWheats = function (x, y, w, h, count) {
		self.wheats = [];
		// Define grid size
		var rows = 5;
		var cols = 10;
		// Choose vegetable asset per area
		var vegAssetId = 'wheat';
		if (self.index === 1) vegAssetId = 'carrot';
		if (self.index === 2) vegAssetId = 'tomato';
		if (self.index === 3) vegAssetId = 'eggplant';
		// Fallback if asset not found, use wheat
		if (!LK.assets || !LK.assets[vegAssetId]) vegAssetId = 'wheat';
		// Calculate asset size for spacing (use wheat size as reference for all)
		var vegAsset = LK.getAsset('wheat', {
			anchorX: 0.5,
			anchorY: 1
		});
		var wheatW = vegAsset.width;
		var wheatH = vegAsset.height;
		// Padding from fences
		var padX = 60;
		var padY = 60;
		// Compute available area for wheat grid
		var gridW = w - 2 * padX;
		var gridH = h - 2 * padY;
		// Compute spacing between wheat plants
		var spacingX = (gridW - wheatW) / (cols - 1);
		var spacingY = (gridH - wheatH) / (rows - 1);
		// Place appropriate vegetable in grid based on field index
		for (var row = 0; row < rows; ++row) {
			for (var col = 0; col < cols; ++col) {
				var wx = x + padX + col * spacingX + wheatW / 2;
				var wy = y + padY + row * spacingY + wheatH;
				var veg;
				// Create appropriate vegetable based on area/field index
				if (self.index === 1) {
					veg = new CarrotSlot();
				} else if (self.index === 2) {
					veg = new TomatoSlot();
				} else if (self.index === 3) {
					veg = new EggplantSlot();
				} else {
					veg = new Wheat();
					veg.fieldIndex = self.index;
					veg.vegAssetId = vegAssetId;
					veg.setVegAsset && veg.setVegAsset(vegAssetId);
				}
				veg.x = wx;
				veg.y = wy;
				self.addChild(veg);
				self.wheats.push(veg);
			}
		}
	};
	// Lock overlay
	self.showLock = function (centerX, centerY) {
		if (self.lockNode) return;
		self.lockNode = LK.getAsset('lock', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: centerX,
			y: centerY
		});
		self.addChild(self.lockNode);
		// Unlock text
		var unlockTxt = new Text2('Unlock\n$' + self.lockCost, {
			size: 60,
			fill: "#fff"
		});
		unlockTxt.anchor.set(0.5, 0.5);
		unlockTxt.x = centerX;
		unlockTxt.y = centerY + 70;
		self.unlockBtn = unlockTxt;
		self.addChild(unlockTxt);
	};
	self.hideLock = function () {
		if (self.lockNode) {
			self.lockNode.destroy();
			self.lockNode = null;
		}
		if (self.unlockBtn) {
			self.unlockBtn.destroy();
			self.unlockBtn = null;
		}
	};
	return self;
});
// TomatoSlot class for area 3
var TomatoSlot = Container.expand(function () {
	var self = Container.call(this);
	self.slotAsset = self.attachAsset('tomato', {
		anchorX: 0.5,
		anchorY: 1
	});
	var sproutAsset = self.attachAsset('sprout', {
		anchorX: 0.5,
		anchorY: 1,
		alpha: 0,
		scaleX: 0.5,
		scaleY: 0.5
	});
	self.harvested = false;
	self.regrowTime = 1800; // 30 seconds at 60fps
	self.regrowCounter = 0;
	self.fieldIndex = 2; // Area 3
	self.regrowing = false;
	// Show/hide tomato and handle regrow animation
	self.setHarvested = function (harvested) {
		self.harvested = harvested;
		if (harvested) {
			// Hide tomato with animation
			tween(self.slotAsset, {
				alpha: 0,
				scaleX: 0.5,
				scaleY: 0.5
			}, {
				duration: 300,
				easing: tween.easeOut
			});
			// Show sprout with animation
			sproutAsset.alpha = 1;
			sproutAsset.scaleX = 0.1;
			sproutAsset.scaleY = 0.1;
			// Animate sprout appearing
			tween(sproutAsset, {
				scaleX: 0.5,
				scaleY: 0.5
			}, {
				duration: 300,
				easing: tween.easeOut
			});
			self.regrowCounter = self.regrowTime;
			self.regrowing = true;
		} else {
			// Show tomato with animation
			tween(self.slotAsset, {
				alpha: 1,
				scaleX: 1,
				scaleY: 1
			}, {
				duration: 300,
				easing: tween.easeIn
			});
			// Hide sprout with animation
			tween(sproutAsset, {
				alpha: 0
			}, {
				duration: 300,
				easing: tween.easeIn
			});
			self.regrowing = false;
		}
	};
	// Regrow logic
	self.update = function () {
		if (self.harvested && self.regrowing) {
			if (self.regrowCounter > 0) {
				// Animate sprout growing to tomato size
				var t = 1 - self.regrowCounter / self.regrowTime;
				sproutAsset.scaleX = 0.5 + 0.5 * t;
				sproutAsset.scaleY = 0.5 + 0.5 * t;
				self.regrowCounter--;
			}
			if (self.regrowCounter <= 0) {
				// Sprout is now full size, switch back to tomato and allow harvest again
				sproutAsset.scaleX = 1;
				sproutAsset.scaleY = 1;
				self.setHarvested(false);
			}
		}
	};
	// For hit detection
	self.isHarvestable = function () {
		return !self.harvested;
	};
	return self;
});
// Wheat class
var Wheat = Container.expand(function () {
	var self = Container.call(this);
	self.vegAssetId = 'wheat';
	self.wheatAsset = self.attachAsset('wheat', {
		anchorX: 0.5,
		anchorY: 1
	});
	var sproutAsset = self.attachAsset('sprout', {
		anchorX: 0.5,
		anchorY: 1,
		alpha: 0,
		scaleX: 0.5,
		scaleY: 0.5
	});
	self.harvested = false;
	self.regrowTime = 1800; // 30 seconds at 60fps
	self.regrowCounter = 0;
	self.fieldIndex = 0; // which field this wheat belongs to
	self.regrowing = false;
	self.removeAfter = 0;
	// Change vegetable asset if needed
	self.setVegAsset = function (assetId) {
		if (self.wheatAsset) {
			self.wheatAsset.destroy();
		}
		self.vegAssetId = assetId || 'wheat';
		// Only allow wheat, carrot, tomato, eggplant
		var validAssets = {
			wheat: 1,
			carrot: 1,
			tomato: 1,
			eggplant: 1
		};
		if (!validAssets[self.vegAssetId]) self.vegAssetId = 'wheat';
		self.wheatAsset = self.attachAsset(self.vegAssetId, {
			anchorX: 0.5,
			anchorY: 1
		});
		// Make sure sprout is on top
		self.removeChild(sproutAsset);
		self.addChild(sproutAsset);
	};
	// Show/hide wheat and handle regrow animation
	self.setHarvested = function (harvested) {
		self.harvested = harvested;
		if (harvested) {
			// Hide wheat, show sprout
			if (self.wheatAsset) {
				// Animate wheat harvesting with tween
				tween(self.wheatAsset, {
					alpha: 0,
					scaleX: 0.5,
					scaleY: 0.5
				}, {
					duration: 300,
					easing: tween.easeOut
				});
			}
			// Show and animate sprout growing from nothing
			sproutAsset.alpha = 1;
			sproutAsset.scaleX = 0.1;
			sproutAsset.scaleY = 0.1;
			// Animate sprout appearing
			tween(sproutAsset, {
				scaleX: 0.5,
				scaleY: 0.5
			}, {
				duration: 300,
				easing: tween.easeOut
			});
			self.regrowCounter = self.regrowTime;
			self.regrowing = true;
		} else {
			// Show wheat/veg, hide sprout with animation
			if (self.wheatAsset) {
				tween(self.wheatAsset, {
					alpha: 1,
					scaleX: 1,
					scaleY: 1
				}, {
					duration: 300,
					easing: tween.easeIn
				});
			}
			// Fade out sprout
			tween(sproutAsset, {
				alpha: 0
			}, {
				duration: 300,
				easing: tween.easeIn
			});
			self.regrowing = false;
		}
	};
	// Regrow logic and removal after 5 seconds
	self.update = function () {
		if (self.harvested && self.regrowing) {
			if (self.regrowCounter > 0) {
				// Animate sprout growing to wheat/veg size
				var t = 1 - self.regrowCounter / self.regrowTime;
				sproutAsset.scaleX = 0.5 + 0.5 * t;
				sproutAsset.scaleY = 0.5 + 0.5 * t;
				self.regrowCounter--;
			}
			if (self.regrowCounter <= 0) {
				// Sprout is now full size, switch back to wheat/veg and allow harvest again
				sproutAsset.scaleX = 1;
				sproutAsset.scaleY = 1;
				self.setHarvested(false);
			}
		}
	};
	// For hit detection
	self.isHarvestable = function () {
		return !self.harvested;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x4caf50 // Grass green
});

/**** 
* Game Code
****/ 
// Area 4
// Area 3
// Area 2
// Lock icon (ellipse, gray)
// Sickle (ellipse, yellow)
// House (box)
// Farmer (box)
// Wheat (ellipse)
// Field fence (rectangle)
// --- Game constants ---
var FIELD_W = 900;
var FIELD_H = 900;
var FIELD_GAP = 120; // Increased gap to move fences further from center
var FIELD_COUNT = 4;
var WHEAT_PER_FIELD = 10;
// Area unlock prices and reward multipliers
var FIELD_LOCK_COSTS = [0, 20000, 40000, 60000]; // Area 1 open, others locked
var FIELD_REWARD_MULT = [1, 2, 3, 4]; // Area 1=1x, 2=2x, 3=3x, 4=4x
// --- Area constants ---
// Define the distance from center for all areas (equal distance)
var AREA_DISTANCE = 600;
// Create an array to hold the areas
var areas = [];
var animals = [];
// --- Game state ---
var fields = [];
var farmer = null;
var money = 0;
var moneyTxt = null;
var sickle = null;
var dragging = false;
var dragOffsetX = 0;
var dragOffsetY = 0;
var unlockFieldIndex = -1;
var playerMovementBlockedByUIClick = false; // Flag to indicate UI handled the click
// --- Layout calculation ---
// Fields: 2x2 grid, with house in center
// [0][1]
// [2][3]
var fieldPositions = [{
	x: 0,
	y: 0
},
// top-left
{
	x: FIELD_W + FIELD_GAP,
	y: 0
},
// top-right
{
	x: 0,
	y: FIELD_H + FIELD_GAP
},
// bottom-left
{
	x: FIELD_W + FIELD_GAP,
	y: FIELD_H + FIELD_GAP
} // bottom-right
];
// Center everything in game area
var totalW = FIELD_W * 2 + FIELD_GAP;
var totalH = FIELD_H * 2 + FIELD_GAP;
var offsetX = Math.floor((2048 - totalW) / 2);
var offsetY = Math.floor((2732 - totalH) / 2);
// --- Create fields ---
for (var i = 0; i < FIELD_COUNT; ++i) {
	var f = new Field();
	f.index = i;
	f.locked = FIELD_LOCK_COSTS[i] > 0;
	f.lockCost = FIELD_LOCK_COSTS[i];
	var pos = fieldPositions[i];
	var fx = offsetX + pos.x;
	var fy = offsetY + pos.y;
	// Skip drawing fences
	f.placeWheats(fx, fy, FIELD_W, FIELD_H, WHEAT_PER_FIELD);
	if (f.locked) {
		// Center of field
		f.showLock(fx + FIELD_W / 2, fy + FIELD_H / 2);
	}
	game.addChild(f);
	fields.push(f);
}
// Center reference point for positions
var centerX = offsetX + FIELD_W;
var centerY = offsetY + FIELD_H - 250;
// --- Create farmer ---
farmer = new Farmer();
farmer.x = centerX;
farmer.y = centerY - 120; // Start at center area
game.addChild(farmer);
// --- Create sickle (attached to farmer's hand) ---
sickle = LK.getAsset('sickle', {
	anchorX: 0.2,
	// hand position, left side of ellipse
	anchorY: 0.7,
	// slightly below center
	x: 0,
	y: 30
});
sickle.alpha = 1;
farmer.addChild(sickle);
// --- Money display ---
moneyTxt = new Text2('$0', {
	size: 100,
	fill: "#fff"
});
moneyTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(moneyTxt);
// --- Helper: update money display ---
function updateMoneyDisplay() {
	moneyTxt.setText('$' + money);
}
// --- Helper: unlock field if enough money ---
function tryUnlockField(fieldIdx) {
	var f = fields[fieldIdx];
	if (!f.locked) return;
	if (money >= f.lockCost) {
		money -= f.lockCost;
		updateMoneyDisplay();
		f.locked = false;
		f.hideLock();
		// Flash field green
		for (var i = 0; i < f.fenceNodes.length; ++i) {
			LK.effects.flashObject(f.fenceNodes[i], 0x00ff00, 600);
		}
	} else {
		// Not enough money, flash red
		LK.effects.flashScreen(0xff0000, 400);
	}
}
// --- Touch/mouse handling ---
var lastDownX = 0,
	lastDownY = 0;
var harvestMode = false;
var harvestWheat = null;
// Helper: find harvestable vegetable under (x, y) in unlocked fields
function findHarvestableWheat(x, y) {
	for (var i = 0; i < fields.length; ++i) {
		var f = fields[i];
		if (f.locked) continue;
		for (var j = 0; j < f.wheats.length; ++j) {
			var w = f.wheats[j];
			if (w.isHarvestable()) {
				// Use bounding box for hit
				var wx = w.x,
					wy = w.y;
				var ww = 60,
					wh = 80;
				if (x >= wx - ww / 2 && x <= wx + ww / 2 && y >= wy - wh && y <= wy) {
					return w;
				}
			}
		}
	}
	return null;
}
// Helper: find locked field under (x, y)
function findLockedField(x, y) {
	for (var i = 0; i < fields.length; ++i) {
		var f = fields[i];
		if (!f.locked) continue;
		// Use field area
		var pos = fieldPositions[i];
		var fx = offsetX + pos.x;
		var fy = offsetY + pos.y;
		if (x >= fx && x <= fx + FIELD_W && y >= fy && y <= fy + FIELD_H) {
			return i;
		}
	}
	return -1;
}
// --- Game event handlers ---
// Move farmer or harvest wheat
game.down = function (x, y, obj) {
	// If UI handled this click, do nothing for game movement.
	if (playerMovementBlockedByUIClick) {
		playerMovementBlockedByUIClick = false; // Reset flag for next input
		return;
	}
	// Shop system completely removed
	// No shopButton references needed anymore
	// Continue with normal game control flow
	// No shop button checks needed
	// 
	lastDownX = x;
	lastDownY = y;
	// Check if tapping on locked field unlock button
	var lockedIdx = findLockedField(x, y);
	if (lockedIdx >= 0) {
		var f = fields[lockedIdx];
		// If tap is near lock icon or unlock text
		var centerX = offsetX + fieldPositions[lockedIdx].x + FIELD_W / 2;
		var centerY = offsetY + fieldPositions[lockedIdx].y + FIELD_H / 2;
		var dist = Math.sqrt((x - centerX) * (x - centerX) + (y - centerY) * (y - centerY));
		if (dist < 120) {
			tryUnlockField(lockedIdx);
			return;
		}
	}
	// Check for wheat
	var w = findHarvestableWheat(x, y);
	if (w) {
		harvestMode = true;
		harvestWheat = w;
		// Change player to face forward during harvest
		// Switch to player_down for harvesting
		if (farmer.currentAsset) {
			farmer.currentAsset.alpha = 0;
		}
		var playerDown = LK.getAsset('player_down', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		playerDown.alpha = 1;
		farmer.addChild(playerDown);
		farmer.currentAsset = playerDown;
		// Animate sickle (in farmer's hand)
		tween(sickle, {
			rotation: Math.PI * 2
		}, {
			duration: 300,
			easing: tween.easeIn,
			onFinish: function onFinish() {
				sickle.rotation = 0;
				// Show harvest animation effect
				var harvestEffect = LK.getAsset('sprout', {
					anchorX: 0.5,
					anchorY: 0.5,
					x: w.x,
					y: w.y - 50,
					alpha: 0.8,
					scaleX: 2,
					scaleY: 2
				});
				game.addChild(harvestEffect);
				// Animate the harvest effect
				tween(harvestEffect, {
					alpha: 0,
					y: harvestEffect.y - 100
				}, {
					duration: 500,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						harvestEffect.destroy();
					}
				});
			}
		});
		// Harvest
		w.setHarvested(true);
		var reward = 100 * (FIELD_REWARD_MULT[w.fieldIndex] || 1);
		money += reward;
		updateMoneyDisplay();
		// Flash wheat
		LK.effects.flashObject(w, 0xffff00, 300);
		// No setHarvested(false) here; regrow/removal handled in Wheat.update
		harvestMode = false;
		harvestWheat = null;
		return;
	}
	// Move farmer with animation
	farmer.moveTo(x, y);
	dragging = true;
	dragOffsetX = x - farmer.x;
	dragOffsetY = y - farmer.y;
};
// Drag farmer
game.move = function (x, y, obj) {
	// If UI interaction blocked the start of a drag, this helps.
	if (playerMovementBlockedByUIClick) {
		// Flag will be reset by the next 'down' event, or could be reset here if necessary,
		// but typically 'move' follows a 'down' that wasn't blocked.
		return;
	}
	// Shop system completely removed
	// 
	if (dragging) {
		farmer.moveTo(x - dragOffsetX, y - dragOffsetY);
	}
	if (harvestMode && harvestWheat) {
		sickle.x = x;
		sickle.y = y;
	}
};
// End drag/harvest
game.up = function (x, y, obj) {
	// If UI interaction blocked the 'down' event, 'up' should also be controlled.
	if (playerMovementBlockedByUIClick) {
		playerMovementBlockedByUIClick = false; // Reset flag here as well
		return;
	}
	// Shop system completely removed
	// 
	// 
	dragging = false;
	harvestMode = false;
	harvestWheat = null;
};
// --- Main update loop ---
game.update = function () {
	// Update farmer
	farmer.update();
	// Update wheat regrow
	for (var i = 0; i < fields.length; ++i) {
		var f = fields[i];
		for (var j = 0; j < f.wheats.length; ++j) {
			f.wheats[j].update();
		}
	}
	// Update clouds
	for (var i = 0; i < clouds.length; i++) {
		if (clouds[i] && clouds[i].parent) {
			clouds[i].update();
		}
	}
	// Update animals
	for (var i = 0; i < animals.length; i++) {
		if (animals[i] && animals[i].parent) {
			animals[i].update();
		}
	}
};
// --- Create areas and place animals ---
// Calculate center of game screen
var gameWidth = 2048;
var gameHeight = 2732;
var gameCenterX = gameWidth / 2;
var gameCenterY = gameHeight / 2;
// Create the four areas at equal distances from center
// Area_Left
var areaLeft = new Container();
areaLeft.x = gameCenterX - AREA_DISTANCE;
areaLeft.y = gameCenterY;
areaLeft.name = "Area_Left";
game.addChild(areaLeft);
areas.push(areaLeft);
// Area_Right
var areaRight = new Container();
areaRight.x = gameCenterX + AREA_DISTANCE;
areaRight.y = gameCenterY;
areaRight.name = "Area_Right";
game.addChild(areaRight);
areas.push(areaRight);
// Area_Top
var areaTop = new Container();
areaTop.x = gameCenterX;
areaTop.y = gameCenterY - AREA_DISTANCE;
areaTop.name = "Area_Top";
game.addChild(areaTop);
areas.push(areaTop);
// Area_Bottom
var areaBottom = new Container();
areaBottom.x = gameCenterX;
areaBottom.y = gameCenterY + AREA_DISTANCE;
areaBottom.name = "Area_Bottom";
game.addChild(areaBottom);
areas.push(areaBottom);
// Place animals in the areas
// Animal_Right at right edge of screen, centered vertically
var animalRight = new Animal();
animalRight.setAnimalImage('animal_right');
animalRight.name = "Animal_Right";
animalRight.x = gameWidth; // Position at right edge
animalRight.y = gameCenterY; // Center vertically
game.addChild(animalRight); // Add directly to game instead of areaRight
animals.push(animalRight);
// Create AnimalLeft to move from left to right
var animalLeft = new AnimalLeft();
animalLeft.setAnimalImage('animal_right'); // Using existing animal image
animalLeft.name = "Animal_Left";
animalLeft.y = gameCenterY - 100; // Position slightly above center
game.addChild(animalLeft);
animalLeft.startMoving(); // Start movement from left to right
animals.push(animalLeft);
// Area_Bottom has no animal
// --- Create clouds ---
var clouds = [];
// Create two clouds at different positions
function createClouds() {
	// Remove any existing clouds
	for (var i = 0; i < clouds.length; i++) {
		if (clouds[i] && clouds[i].parent) {
			clouds[i].destroy();
		}
	}
	clouds = [];
	// Cloud width for calculations
	var cloudWidth = 500;
	// Create first cloud (front layer)
	var cloud1 = new Cloud();
	cloud1.x = -cloudWidth / 2; // Start from off-screen left
	cloud1.y = 180; // Higher position near the top
	cloud1.layer = 0; // Front layer - this will be in front
	cloud1.init(); // Initialize movement and timing
	game.addChild(cloud1);
	clouds.push(cloud1);
	// Create second cloud (back layer)
	var cloud2 = new Cloud();
	cloud2.x = -cloudWidth / 2 - 200; // Start more separated from first cloud
	cloud2.y = 280; // Position below first cloud with more separation
	cloud2.layer = 1; // Back layer - this will be behind
	cloud2.init(); // Initialize movement and timing
	game.addChild(cloud2);
	clouds.push(cloud2);
	// Schedule creation of new clouds after these disappear
	LK.setTimeout(createClouds, 61000); // 61 seconds to ensure smooth transition
}
// Start creating clouds
createClouds();
// Shop system completely removed
// --- Initial money display ---
updateMoneyDisplay();
// --- Place trees at corners ---
// Tree size
var treeWidth = 400;
var treeHeight = 532;
// Top left corner tree
var topLeftTree = LK.getAsset('tree', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: offsetX / 2,
	y: offsetY / 2
});
game.addChild(topLeftTree);
// Top right corner tree
var topRightTree = LK.getAsset('tree', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 2048 - offsetX / 2,
	y: offsetY / 2
});
game.addChild(topRightTree);
// Bottom left corner tree
var bottomLeftTree = LK.getAsset('tree', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: offsetX / 2,
	y: 2732 - offsetY / 2
});
game.addChild(bottomLeftTree);
// Bottom right corner tree
var bottomRightTree = LK.getAsset('tree', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 2048 - offsetX / 2,
	y: 2732 - offsetY / 2
});
game.addChild(bottomRightTree);
// --- Place trees at middle sides aligned with corner trees ---
// Tree to the left of center
var leftCenterTree = LK.getAsset('tree', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: offsetX / 2,
	y: topRightTree.y
});
game.addChild(leftCenterTree);
// Tree to the right of center
var rightCenterTree = LK.getAsset('tree', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 2048 - offsetX / 2,
	y: topRightTree.y
});
game.addChild(rightCenterTree);

===================================================================
--- original.js
+++ change.js
@@ -17,8 +17,12 @@
 			anchorX: 0.5,
 			anchorY: 0.5
 		});
 	};
+	// Add update method to prevent TypeError
+	self.update = function () {
+		// Empty update method to prevent errors
+	};
 	return self;
 });
 // AnimalLeft class
 var AnimalLeft = Container.expand(function () {